Ventilating hatch



FIG. 1 is a perspective view of the ventilating hatch;

FIG. 2 is a top plan view thereof, somewhat enlarged;

FIG. 3 is a side elevation view in section along the lines 3--3 in FIG. 2;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a side elevation view of the left-hand side thereof; and

FIG. 6 is a front elevation view thereof.

The right-hand side and rear are similar, respectively to FIGS. 5 and 6. 

The ornamental design for a ventilating hatch, substantially as shown. 